Disk space in riak

Sargun Dhillon sargun at sargun.me
Tue Oct 21 05:05:01 EDT 2014


Are you rewriting keys? What client library are you using to upload them?

Just as an aside, you should probably use Riak-CS, Vanilla Riak isn't
really meant to handle object storage.

On Tue, Oct 21, 2014 at 1:47 AM, Simon Rodriguez <simonisimo at gmail.com> wrote:
> Hi all,
>
> I've read several threads about this question but I haven't found a clear
> answer yet, so here it is :
>
> I'm working on a POC to store images in riak. In my test I've uploaded ~50K
> images so far. In NTFS they take ~1GB of disk space but riak goes up to
> 70GB!
>
> If I use the standard disk space calculation, storage space in riak should
> be 1GB x 3 (n_val) = 3GB so there is a 25 factor I can't understand.
>
> My riak is a vanilla v2.0.0 on a Debian 3.2.51 with the default dev conf (1
> cluster, 5 nodes on a single box, n_val=3) and bitcask storage.
>
> Thanks,
> Simon
>
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